The Exhaust Systems Australia TOYOTA-LANDCRUISER-HZJ80-1HZ-4-2L-OUTSIDE-CHASSIS is an extractor set listed to fit the Toyota Landcruiser HZJ80 with the 1HZ 4.2L engine, in the outside-chassis configuration. It replaces the factory manifold on that engine with tubular runners.
What is an extractor and what does it change?
An extractor, also called a header, replaces the cast factory exhaust manifold with separate tubular runners off each cylinder. This set is the version for the 1HZ 4.2L Landcruiser. The aim is to let the engine breathe out with less restriction than the cast manifold; it is a change to the exhaust side of the engine rather than an internal part, and it sits at the front of the system. The supplier has not published tube or outlet dimensions for this listing, so we are not quoting any.
What does outside-chassis mean here?
The listing specifies the outside-chassis configuration, which describes how the extractor routes relative to the chassis rail on the HZJ80. Landcruisers of this era can run inside- or outside-chassis layouts, and the two are not interchangeable. That detail is exactly why the configuration is named: it has to match the way your truck is set up, not just the engine.
Will it suit my Landcruiser?
This extractor is listed to fit the Toyota Landcruiser HZJ80 with the 1HZ 4.2L engine in the outside-chassis layout. Confirm your exact engine and chassis configuration with the workshop before ordering rather than going on the Landcruiser name alone. Detailed specs are confirmed by the workshop on inspection.
What does fitting involve at our Illawarra workshop?
Oak Flats Muffler Men fits extractors like this in-house across the Illawarra. On the HZJ80 the job means good access to drop the factory manifold, fresh gaskets on reassembly, and confirming the outside-chassis routing clears. Supplied by Exhaust Systems Australia at $815 AUD; send us your Landcruiser's details and we will confirm the fit and book the bay.
Stocked and fitted by Oak Flats Muffler Men, the Illawarra exhaust and 4x4 specialist in Oak Flats, NSW.
Common questions
What does this extractor fit?
It is listed to fit the Toyota Landcruiser HZJ80 with the 1HZ 4.2L engine in the outside-chassis configuration. Confirm your exact engine and chassis layout with the workshop before ordering.
What is the outside-chassis configuration?
It describes how the extractor routes relative to the chassis rail. Inside- and outside-chassis layouts differ, so the configuration is part of confirming the right part.
Fitment support across the Illawarra
Fitment checks near you across 18 Illawarra suburbs, from Oak Flats and Shellharbour to Wollongong and Kiama.Show nearby fitment areasCollapse section
Oak Flats Muffler Men can check this part against supplier specs, part number, image, RRP and vehicle details for customers around Oak Flats, Shellharbour, Wollongong, Dapto, Albion Park, Kiama and the northern suburbs.
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Send the vehicle make, model, year, engine, current issue, desired sound or performance goal, and clear photos of the existing exhaust where available.